Football helmet mailbox



FIG. 1 is a front view of the design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view, the right side being a mirror image except for the flag;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a front right side perspective view.

The broken line showing of the flag is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a football helmet mailbox, as shown and described. 